Patrick Diehl advises emerging companies, investment funds and other businesses on strategic corporate transactions, including mergers and acquisitions, financings, corporate reorganizations and spin-outs, joint ventures and general corporate matters. He has advised on transactions representing more than $1 billion in aggregate value.

Patrick works with clients across all stages of growth, with particular experience representing technology, AI, SaaS, health care and life sciences companies. His practical, business-focused approach helps companies and investors navigate complex transactions while advancing their broader strategic objectives. 

Before joining Polsinelli, Patrick was a partner at two venture-focused corporate law boutiques.